Rob Lowe wants you to know the real reason he’s leavingParks and Recreationalong with co-star Rashida Jones halfway through the season.

“Amy Poehler has deeply offended both of us, and we’re not having it. You know, I have boundaries,” Lowe told David Letterman. “Amy Poehler is a prick, you know, what are you going to do,” he jokingly added.